/Engine/Plugins/Editor/ContentBrowser/ContentBrowserAliasDataSoure/Source/ContentBrowserAliasDataSource/Public/ContentBrowserAliasDataSource.h
The default implementation of this will call SaveItem for each item. Override if you can provide a more efficient implementation.
True if any items were saved, false otherwise.
virtual bool BulkSaveItems ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FContentBrowserItemData](API\Editor\ContentBrowserData\FContentBrowserItemData) > InItems, const EContentBrowserItemSaveFlags InSaveFlags )